Tetratec filter floss ff400 600 700 800
The advanced tetratec ff filter floss is designed to be used with the tetratec ex600 and ex700 external filtersr the highly advanced tetratec ff filter floss provides a large surface area for the removal of fine particlesr locate in the top compartment of the filter rinse in luke warm tap water before use replace every 4 to 8 weeks to maintain effectivenessr contains 2 wool pads per pack